observation period
短语词组
- modern instrumental observation period 器测时期
- repeated observation period 复测周期
- Duration of observation period 观察时间
- default observation period 违约观察期
- observation period of underwriting 承保观察期
- Intensive Observation Period 密集观测期
- long -period observation 长期观测
- period of observation 观测周期
- the period under observation 观察期 返回 observation period